flat worms

Would this be a flatworm that could be killed by using flatworm exit? I currently have a sixline(been in for 2months) and a yellow coris wrasse(just added yesterday) but this population on my euphyllia keeps coming back and it kills like a head each month even when dipping every week for four...

I have had flat worms for a while now hoping the would recede as of now they look like they’re getting worse. Should use use flatworm x. Any recommendations or suggestions will be helpful. Trying to get ride of them.

With everyone trying their hardest to QT, dip, and keep parameters perfect, it still can happen. Pests! Maybe bristle worms, Aiptasia, flatworms, or hair algae. The question what do YOU use for that unexpected nuisance? there are a lot of short term cures but what would you want to put and KEEP...